Camera optical lens

ABSTRACT

The present disclosure relates to optical lens, in particular to a camera optical lens. The camera optical lens includes, in an order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens. The first lens is made of plastic material, the second lens is made of glass material, the third lens is made of glass material, the fourth lens is made of plastic material, the fifth lens is made of plastic material, the sixth lens is made of plastic material, and the seventh lens is made of plastic material. The camera optical lens satisfies the following conditions: 1≤f1/f≤1.5; 1.7≤n2≤2.2; −2≤f3/f4≤2; 0.5≤(R13+R14)/(R13−R14)≤10; and 1.7≤n3≤2.2. The camera optical lens can obtain high imaging performance and a low TTL (Total Track Length).

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims the priority benefit of Chinese PatentApplication Ser. No. 201711368134.9 and Ser. No. 201711365645.5 filed onDec. 18, 2017, the entire content of which is incorporated herein byreference.

FIELD OF THE PRESENT DISCLOSURE

The present disclosure generally relates to optical lens, in particularto a camera optical lens suitable for handheld devices such as smartphones and digital cameras and imaging devices such as monitors and PClens.

DESCRIPTION OF RELATED ART

With the emergence of smart phones in recent years, the demand forminiature camera lens is increasing day by day, but the photosensitivedevices of general camera lens are no other than Charge Coupled Device(CCD) or Complementary metal-Oxide Semiconductor Sensor (CMOS sensor),and as the progress of the semiconductor manufacturing technology makesthe pixel size of the photosensitive devices shrink, coupled with thecurrent development trend of electronic products being that theirfunctions should be better and their shape should be thin and small,miniature camera lens with good imaging quality therefor has become amainstream in the market. In order to obtain better imaging quality, thelens that is traditionally equipped in mobile phone cameras adopts athree-piece or four-piece lens structure. And, with the development oftechnology and the increase of the diverse demands of users, and underthis circumstances that the pixel area of photosensitive devices isshrinking steadily and the requirement of the system for the imagingquality is improving constantly, the five-piece, six-piece andseven-piece lens structure gradually appear in lens design. There is anurgent need for ultra-thin wide-angle camera lenses which have goodoptical characteristics and the chromatic aberration of which is fullycorrected.

SUMMARY

In respect to the above problem, an object of the present disclosure isto provide a camera optical lens which can achieve both high imagingperformance and ultrathinness and a wide angle.

To solve the above problem, an embodiment of the present disclosureprovides a camera optical lens. The camera optical lens comprises, in anorder from an object side to an image side: a first lens, a second lens,a third lens, a fourth lens, a fifth lens, a sixth lens and a seventhlens.

The first lens is made of plastic material, the second lens is made ofglass material, the third lens is made of glass material, the fourthlens is made of plastic material, the fifth lens is made of plasticmaterial, the sixth lens is made of plastic material, and the seventhlens is made of plastic material;

where the camera optical lens further satisfies the followingconditions:1≤f1/f≤1.5;1.7≤n2≤2.2;−2≤f3/f4≤2;0.5≤(R13+R14)/(R13−R14)≤10; and,1.7≤n3≤2.2;Where f is the focal length of the camera optical lens; f1 is the focallength of the first lens; f3 is the focal length of the third lens; f4is the focal length of the fourth lens; n2 is the refractive power ofthe second lens; n3 is the refractive power of the third lens; R13 isthe curvature radius of object side surface of the seventh lens; R14 isthe curvature radius of image side surface of the seventh lens.

Compared with existing technologies, with above lens configuration, theembodiment of the present disclosure may combine lens that have aspecial relation in terms of the data of focal length, refractive index,an optical length of the camera optical lens, thickness on-axis andcurvature radius so as to enable the camera optical lens to achieveultrathinness and a wide angle while obtaining high imaging performance.

In one example, the camera optical lens further satisfies the followingconditions: 1.08≤f1/f≤1.46; 1.71≤n2≤2.08; −1.85≤f3/f4≤0.55;0.53≤(R13+R14)/(R13−R14)≤5.46; and 1.72≤n3≤2.0.

In one example, the first lens has a positive refractive power with aconvex object side surface and a concave image side surface relative tothe proximal axis; the camera optical lens further satisfies thefollowing conditions: −4.68≤(R1+R2)/(R1−R2)≤−1.19; 0.29≤d1≤0.89; whereR1 is the curvature radius of object side surface of the first lens; R2is the curvature radius of image side surface of the first lens; and d1is the thickness on-axis of the first lens.

In one example, the camera optical lens further satisfies the followingconditions: −2.93≤(R1+R2)/(R1−R2)≤−1.49; 0.46≤d1≤0.71.

In one example, the second lens has a negative refractive power with aconvex object side surface and a concave image side surface relative tothe proximal axis; the camera optical lens further satisfies thefollowing conditions: −21.45≤f2/f≤−3.01; 3.75≤(R3+R4)/(R3−R4)≤23.97;0.15≤d3≤0.49; where f is the focal length of the camera optical lens; f2is the focal length of the second lens; R3 is the curvature radius ofthe object side surface of the second lens; R4 is the curvature radiusof the image side surface of the second lens; and d3 is the thicknesson-axis of the second lens.

In one example, the camera optical lens further satisfies the followingconditions: −13.41≤f2/f≤−3.76; 6.0≤(R3+R4)/(R3−R4)≤19.17; and0.25≤d3≤0.39.

In one example, the third lens has a negative refractive power with aconcave object side surface and a convex image side surface relative tothe proximal axis; the camera optical lens further satisfies thefollowing conditions: −14.40≤f3/f≤−2.47; −16.24≤(R5+R6)/(R5−R6)≤−2.39;and 0.11≤d5≤0.32; where f is the focal length of the camera opticallens; f3 is the focal length of the third lens; R5 is the curvatureradius of the object side surface of the third lens; R6 is the curvatureradius of the image side surface of the third lens; and d5 is thethickness on-axis of the third lens.

In one example, the camera optical lens further satisfies the followingconditions: −9.0≤f3/f≤−3.09; −10.15≤(R5+R6)/(R5−R6)≤−2.99; and0.17≤d5≤0.25.

In one example, the fourth lens has a positive refractive power with aconvex object side surface relative to the proximal axis; the cameraoptical lens further satisfies the following conditions: 1.54≤f4/f≤7.03;—5.23≤(R7+R8)/(R7−R8)≤−0.58; and 0.26≤d7≤0.79; where f is the focallength of the camera optical lens; f4 is the focal length of the fourthlens; R7 is the curvature radius of the object side surface of thefourth lens; R8 is the curvature radius of the image side surface of thefourth lens; and d7 is the thickness on-axis of the fourth lens.

In one example, the camera optical lens further satisfies the followingconditions: 2.46≤f4/f≤5.62; −3.27≤(R7+R8)/(R7−R8)≤−0.72; and0.41≤d7≤0.63.

In one example, the fifth lens has a positive refractive power with aconcave object side surface and a convex image side surface relative tothe proximal axis; the camera optical lens further satisfies thefollowing conditions: 0.32≤f5/f≤1.04; 0.72≤(R9+R10)/R9−R10)≤2.32;0.38≤d9≤1.23; where f is the focal length of the camera optical lens; f5is the focal length of the fifth lens; R9 is the curvature radius of theobject side surface of the fifth lens; R10 is the curvature radius ofthe image side surface of the fifth lens; d9 is the thickness on-axis ofthe fifth lens.

In one example, the camera optical lens further satisfies the followingconditions: 0.52≤f5/f≤0.83; 1.15≤(R9+R10)/(R9−R10)≤1.85; and0.61≤d9≤0.98.

In one example, the sixth lens has a negative refractive power with aconcave image side surface relative to the proximal axis; the cameraoptical lens further satisfies the following conditions:−7.22≤f6/f≤—1.30; 0.30≤(R11+R12)/(R11−R12)≤3.15; and 0.18≤d11≤0.63;where f is the focal length of the camera optical lens; f6 is the focallength of the sixth lens; R11 is the curvature radius of the object sidesurface of the sixth lens; R12 is the curvature radius of the image sidesurface of the sixth lens; and d11 is the thickness on-axis of the sixthlens.

In one example, the camera optical lens further satisfies the followingconditions: −4.51≤f6/f≤−1.62; 0.48≤(R11+R12)/(R11−R12)≤2.52; and0.29≤d11≤0.51.

In one example, the seventh lens has a negative refractive power with aconcave object side surface and a concave image side surface relative tothe proximal axis; the camera optical lens further satisfies thefollowing conditions: −1.76≤f7/f≤−0.45; and 0.15≤d13≤0.55; where f isthe focal length of the camera optical lens; f7 is the focal length ofthe seventh lens; and d13 is the thickness on-axis of the seventh lens.

In one example, the camera optical lens further satisfies the followingconditions: −1.10≤f7/f≤−0.56; and 0.24≤d13≤0.44.

In one example, the total optical length TTL of the camera optical lensis less than or equal to 6.09 mm.

In one example, the total optical length TTL of the camera optical lensis less than or equal to 5.82 mm.

In one example, the aperture F number of the camera optical lens is lessthan or equal to 1.83.

In one example, the aperture F number of the camera optical lens is lessthan or equal to 1.80.

An effect of the present disclosure is that the camera optical lens hasexcellent optical properties and a wide angle. The camera optical lensis ultra-thin, and its chromatic aberration is fully corrected. Thecamera optical lens is particularly suitable for a camera lens assemblyof mobile phone and WEB camera lens that form by imaging elements, suchas CCD and CMOS, with high pixels.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic diagram of a camera optical lens in accordancewith a first embodiment of the present invention;

FIG. 2 shows the longitudinal aberration of the camera optical lensshown in FIG. 1;

FIG. 3 shows the lateral color of the camera optical lens shown in FIG.1;

FIG. 4 presents a schematic diagram of the field curvature anddistortion of the camera optical lens shown in FIG. 1;

FIG. 5 is a schematic diagram of a camera optical lens in accordancewith a second embodiment of the present invention;

FIG. 6 presents the longitudinal aberration of the camera optical lensshown in FIG. 5;

FIG. 7 presents the lateral color of the camera optical lens shown inFIG. 5;

FIG. 8 presents the field curvature and distortion of the camera opticallens shown in FIG. 5;

FIG. 9 is a schematic diagram of a camera optical lens in accordancewith a third embodiment of the present invention;

FIG. 10 presents the longitudinal aberration of the camera optical lensshown in FIG. 9;

FIG. 11 presents the lateral color of the camera optical lens shown inFIG. 9;

FIG. 12 presents the field curvature and distortion of the cameraoptical lens shown in FIG. 9.

DETAILED DESCRIPTION OF THE EXEMPLARY EMBODIMENTS

To make the objects, technical solutions, and advantages of the presentdisclosure clearer, the following describes the embodiments of thepresent disclosure in detail with reference to the accompanyingdrawings. A person of ordinary skill in the related art can understandthat, in the embodiments of the present disclosure, many technicaldetails are provided to make readers better understand this application.However, even without these technical details and any changes andmodifications based on the following embodiments, technical solutionsrequired to be protected by this application can be implemented.

Embodiment 1

As referring to the accompanying drawings, the present inventionprovides a camera optical lens 10. FIG. 1 shows the camera optical lens10 of embodiment 1 of the present invention, the camera optical lens 10comprises 7 lenses. Specifically, from the object side to the imageside, the camera optical lens 10 comprises in sequence: an aperture S1,a first lens L1, a second lens L2, a third lens L3, a fourth lens L4, afifth lens L5, a sixth lens L6 and a seventh lens L7. Optical elementlike optical filter GF can be arranged between the seventh lens L7 andthe image surface Si.

The first lens L1 is made of plastic material, the second lens L2 ismade of glass material, the third lens L3 is made of glass material, thefourth lens L4 is made of plastic material, the fifth lens L5 is made ofplastic material, the sixth lens L6 is made of plastic material, theseventh lens L7 is made of plastic material.

Here, the focal length of the whole camera optical lens 10 is defined asf, the focal length of the first lens is defined as f1. The cameraoptical lens 10 further satisfies the following condition: 1≤f1/f≤1.5,which fixes the positive refractive power of the first lens L1. If thelower limit of the set value is exceeded, although it benefits theultra-thin development of lenses, the positive refractive power of thefirst lens L1 will be too strong, problem like aberration is difficultto be corrected, and it is also unfavorable for wide-angle developmentof lens. On the contrary, if the upper limit of the set value isexceeded, the positive refractive power of the first lens L1 becomes tooweak, it is then difficult to develop ultra-thin lenses. In one example,the following condition shall be satisfied, 1.08≤f1/f≤1.46.

The refractive power of the second lens L2 is defined as n2. Here thefollowing condition should be satisfied: 1.7≤n2≤2.2. This conditionfixes the refractive power of the second lens L2, and refractive powerwithin this range benefits the ultra-thin development of lenses, and italso benefits the correction of aberration. In one example, thefollowing condition shall be satisfied, 1.71≤n2≤2.08.

The focal length of the third lens L3 is defined as f3, and the focallength of the fourth lens L4 is defined as f4. The following conditionshould be satisfied: −2≤f3/f4≤2, which fixes the ratio between the focallength f3 of the third lens L3 and the focal length f4 of the fourthlens L4. A ratio within this range can effectively reduce thesensitivity of lens group used in camera and further enhance the imagingquality. In one example, the following condition shall be satisfied,−1.85≤f3/f4≤0.55.

The curvature radius of the object side surface of the seventh lens L7is defined as R13, the curvature radius of the image side surface of theseventh lens L7 is defined as R14. The following condition should besatisfied: 0.5≤(R13+R14)/(R13−R14)≤10, which fixes the shape of theseventh lens L7, when the value is beyond this range, with thedevelopment into the direction of ultra-thin and wide-angle lenses,problem like aberration of the off-axis picture angle is difficult to becorrected. In one example, the condition 0.53≤(R13+R14)/(R13−R14)≤5.46shall be satisfied.

The refractive power of the third lens L3 is defined as n3. Here thefollowing condition should be satisfied: 1.7≤n3≤2.2. This conditionfixes the refractive power of the third lens L3, and refractive powerwithin this range benefits the ultra-thin development of lenses, and italso benefits the correction of aberration. In one example, thefollowing condition shall be satisfied, 1.72≤n3≤2.0.

When the focal length of the camera optical lens 10 of the presentinvention, the focal length of each lens, the refractive power of therelated lens, and the total optical length, the thickness on-axis andthe curvature radius of the camera optical lens satisfy the aboveconditions, the camera optical lens 10 has the advantage of highperformance and satisfies the design requirement of low TTL.

In this embodiment, the object side surface of the first lens L1 is aconvex surface relative to the proximal axis, its image side surface isa concave surface relative to the proximal axis, and it has a positiverefractive power.

The curvature radius of the object side surface of the first lens L1 isdefined as R1, the curvature radius of the image side surface of thefirst lens L1 is defined as R2. The following condition should besatisfied: −4.68≤(R1+R2)/(R1−R2)≤−1.19. Reasonable control of the shapeof the first lens L1 enables the first lens L1 to effectively correctthe spherical aberration of the system. In one example, the followingcondition shall be satisfied, −2.93≤(R1+R2)/(R1−R2)≤−1.49.

The thickness on-axis of the first lens L1 is defined as d1. Thefollowing condition: 0.29≤d1≤0.89 should be satisfied. When thecondition is satisfied, it is beneficial for realization of theultra-thin lens. In one example, the condition 0.46≤d1≤0.71 shall besatisfied.

In this embodiment, the object side surface of the second lens L2 is aconvex surface relative to the proximal axis, its image side surface isa concave surface relative to the proximal axis, and it has a negativerefractive power.

The focal length of the whole camera optical lens 10 is f, the focallength of the second lens L2 is f2. The following condition should besatisfied: −21.45≤f2/f≤−3.01. When the condition is satisfied, thenegative refractive power of the second lens L2 is controlled withinreasonable scope, the spherical aberration caused by the first lens L1which has negative refractive power and the field curvature of thesystem then can be reasonably and effectively balanced. In one example,the condition −13.41≤f2/f≤−3.76 should be satisfied.

The curvature radius of the object side surface of the second lens L2 isdefined as R3, the curvature radius of the image side surface of thesecond lens L2 is defined as R4. The following condition should besatisfied: 3.75≤(R3+R4)/(R3−R4)≤23.97, which fixes the shape of thesecond lens L2 and when the value is beyond this range, with thedevelopment of lenses into the direction of ultra-thin and wide-anglelenses, problem like aberration on-axis is difficult to be corrected. Inone example, the following condition shall be satisfied,6.0≤(R3+R4)/(R3−R4)≤19.17.

The thickness on-axis of the second lens L2 is defined as d3. Thecondition 0.15≤d3≤0.49 should be satisfied. When the condition issatisfied, it is beneficial for realization of the ultra-thin lens. Inone example, the condition 0.25≤d3≤0.39 shall be satisfied.

In this embodiment, the object side surface of the third lens L3 is aconcave surface relative to the proximal axis, its image side surface isa convex surface relative to the proximal axis, and it has a negativerefractive power.

The focal length of the whole camera optical lens 10 is f, the focallength of the third lens L3 is f3. The following condition should besatisfied: −14.40≤f3/f≤−2.47. When the condition is satisfied, the fieldcurvature of the system can be reasonably and effectively balanced forfurther improving the image quality. In one example, the condition−9.0≤f3/f≤−3.09 should be satisfied.

The curvature radius of the object side surface of the third lens L3 isdefined as R5, the curvature radius of the image side surface of thethird lens L3 is defined as R6. The following condition should besatisfied: −16.24≤(R5+R6)/(R5−R6)≤−2.39, which is effective for shapecontrol of the third lens L3 and beneficial for the shaping of the thirdlens L3, and bad shaping and stress generation due to extra largecurvature of surface of the third lens L3 can be avoided. In oneexample, the following condition shall be satisfied,−10.15≤(R5+R6)/(R5−R6)≤−2.99.

The thickness on-axis of the third lens L3 is defined as d5. Thecondition 0.11≤d5≤0.32 should be satisfied. When the condition issatisfied, it is beneficial for realization of the ultra-thin lens. Inone example, the condition 0.17≤d5≤0.25 shall be satisfied.

In this embodiment, the object side surface of the fourth lens L4 is aconvex surface relative to the proximal axis, and it has a positiverefractive power.

The focal length of the whole camera optical lens 10 is f, the focallength of the fourth lens L4 is f4. The following condition should besatisfied: 1.54≤f4/f≤7.03. When the condition is satisfied, theappropriate distribution of refractive power makes it possible that thesystem has better imaging quality and lower sensitivity. In one example,the condition 2.46≤f4/f≤5.62 should be satisfied.

The curvature radius of the object side surface of the fourth lens L4 isdefined as R7, the curvature radius of the image side surface of thefourth lens L4 is defined as R8. The following condition should besatisfied: −5.23≤(R7+R8)/(R7−R8)≤−0.58, which fixes the shape of thefourth lens L4. When beyond this range, with the development into thedirection of ultra-thin and wide-angle lens, the problem like chromaticaberration of the off-axis picture angle is difficult to be corrected.In one example, the following condition shall be satisfied,−3.27≤(R7+R8)/(R7−R8)≤−0.72.

The thickness on-axis of the fourth lens L4 is defined as d7. Thecondition 0.26≤d7≤0.79 should be satisfied. When the condition issatisfied, it is beneficial for realization of the ultra-thin lens. Inone example, the condition 0.41≤d7≤0.63 shall be satisfied.

In this embodiment, the object side surface of the fifth lens L5 is aconcave surface relative to the proximal axis, the image side surface ofthe fifth lens L5 is a convex surface relative to the proximal axis. Thefifth lens L5 has a positive refractive power.

The focal length of the whole camera optical lens 10 is f, the focallength of the fifth lens L5 is f5. The following condition should besatisfied: 0.32≤f5/f≤1.04, which can effectively make the light angle ofthe camera lens flat and reduces the tolerance sensitivity. In oneexample, the condition 0.52≤f5/f≤0.83 should be satisfied.

The curvature radius of the object side surface of the fifth lens L5 isdefined as R9, the curvature radius of the image side surface of thefifth lens L5 is defined as R10. The following condition should besatisfied: 0.72≤(R9+R10)/(R9−R10)≤2.32, which fixes the shape of thefifth lens L5. When beyond this range, with the development into thedirection of ultra-thin and wide-angle lens, the problem like chromaticaberration of the off-axis picture angle is difficult to be corrected.In one example, the following condition shall be satisfied,1.15≤(R9+R10)/(R9−R10)≤1.85.

The thickness on-axis of the fifth lens L5 is defined as d9. Thecondition 0.38≤d9≤1.23 should be satisfied. When the condition issatisfied, it is beneficial for realization of the ultra-thin lens. Inone example, the condition 0.61≤d9≤0.98 shall be satisfied.

In this embodiment, the image side surface of the sixth lens L6 is aconcave surface relative to the proximal axis. The sixth lens L6 has anegative refractive power.

The focal length of the whole camera optical lens 10 is f, the focallength of the sixth lens L6 is f6. The following condition should besatisfied: −7.22≤f6/f≤−1.30. When the condition is satisfied, theappropriate distribution of refractive power makes it possible that thesystem has better imaging quality and lower sensitivity. In one example,the condition −4.51≤f6/f≈−1.62 should be satisfied.

The curvature radius of the object side surface of the sixth lens L6 isdefined as R11, the curvature radius of the image side surface of thesixth lens L6 is defined as R12. The following condition should besatisfied: 0.30≤(R11+R12)/(R11−R12)≤3.15, which fixes the shape of thesixth lens L6. When beyond this range of the condition, with thedevelopment into the direction of ultra-thin and wide-angle lens, theproblem like chromatic aberration of the off-axis picture angle isdifficult to be corrected. In one example, the following condition shallbe satisfied, 0.48≤(R11+R12)/(R11−R12)≤2.52.

The thickness on-axis of the sixth lens L6 is defined as d11. Thecondition 0.18≤d11≤0.63 should be satisfied. When the condition issatisfied, it is beneficial for realization of the ultra-thin lens. Inone example, the condition 0.29≤d11≤0.51 shall be satisfied.

In this embodiment, the object side surface of the seventh lens L7 is aconcave surface relative to the proximal axis, the image side surface ofthe seventh lens L7 is a concave surface relative to the proximal axis,and it has a negative refractive power.

The focal length of the whole camera optical lens 10 is f, the focallength of the seventh lens L7 is f7. The following condition should besatisfied: −1.76≤f7/f≤−0.45. When the condition is satisfied, theappropriate distribution of refractive power makes it possible that thesystem has better imaging quality and lower sensitivity. In one example,the condition −1.10≤f7/f≤−0.56 should be satisfied.

The thickness on-axis of the seventh lens L7 is defined as d13. Thecondition 0.15≤d13≤0.55 should be satisfied. When the condition issatisfied, it is beneficial for realization of the ultra-thin lens. Inone example, the condition 0.24≤d13≤0.44 shall be satisfied.

In this embodiment, the total optical length TTL of the camera opticallens 10 is less than or equal to 6.09 mm, which is beneficial for therealization of ultra-thin lenses. In one example, the total opticallength TTL of the camera optical lens 10 is less than or equal to 5.82mm

In this embodiment, the aperture F number of the camera optical lens 10is less than or equal to 1.83. A large aperture has better imagingperformance. In one example, the aperture F number of the camera opticallens 10 is less than or equal to 1.80.

With such design, the total optical length TTL of the whole cameraoptical lens 10 can be made as short as possible, thus theminiaturization characteristics can be maintained.

In the following, an example will be used to describe the camera opticallens 10 of the present invention. The symbols recorded in each exampleare as follows. The unit of distance, radius and center thickness is mm.

TTL: Optical length (the distance on-axis from the object side surfaceof the first lens L1 to the image surface).

In one example, inflexion points and/or arrest points can also bearranged on the object side surface and/or image side surface of thelens, so that the demand for high quality imaging can be satisfied, thedescription below can be referred for specific implementable scheme.

The design information of the camera optical lens 10 in the firstembodiment of the present invention is shown in the following, the unitof the focal length, distance, radius and center thickness is mm.

The design information of the camera optical lens 10 in the firstembodiment of the present invention is shown in the tables 1 and 2.

TABLE 1 R d nd νd S1 ∞  d0 = −0.387 R1 1.953  d1 = 0.584 nd1 1.5441 ν 156.12 R2 6.904  d2 = 0.050 R3 3.500  d3 = 0.308 nd2 1.7127 ν 2 21.56 R42.677  d4 = 0.483 R5 −4.985  d5 = 0.212 nd3 1.8069 ν 3 23.84 R6 −6.386 d6 = 0.032 R7 10.295  d7 = 0.520 nd4 1.5441 ν 4 56.12 R8 −144.252  d8 =0.352 R9 −6.045  d9 = 0.817 nd5 1.5352 ν 5 56.12 R10 −1.288 d10 = 0.030R11 −44.136 d11 = 0.363 nd6 1.5855 ν 6 29.91 R12 11.110 d12 = 0.467 R13−6.892 d13 = 0.367 nd7 1.5352 ν 7 56.12 R14 1.958 d14 = 0.500 R15 ∞ d15= 0.210 ndg 1.5168 ν g 64.17 R16 ∞ d16 = 0.245

The meanings of the above symbols are as follows.

S1: Aperture;

R: The curvature radius of the optical surface, the central curvatureradius in case of lens;

R1: The curvature radius of the object side surface of the first lensL1;

R2: The curvature radius of the image side surface of the first lens L1;

R3: The curvature radius of the object side surface of the second lensL2;

R4: The curvature radius of the image side surface of the second lensL2;

R5: The curvature radius of the object side surface of the third lensL3;

R6: The curvature radius of the image side surface of the third lens L3;

R7: The curvature radius of the object side surface of the fourth lensL4;

R8: The curvature radius of the image side surface of the fourth lensL4;

R9: The curvature radius of the object side surface of the fifth lensL5;

R10: The curvature radius of the image side surface of the fifth lensL5;

R11: The curvature radius of the object side surface of the sixth lensL6;

R12: The curvature radius of the image side surface of the sixth lensL6;

R13: The curvature radius of the object side surface of the seventh lensL7;

R14: The curvature radius of the image side surface of the seventh lensL7;

R15: The curvature radius of the object side surface of the opticalfilter GF;

R16: The curvature radius of the image side surface of the opticalfilter GF;

d: The thickness on-axis of the lens and the distance on-axis betweenthe lens;

d0: The distance on-axis from aperture S1 to the object side surface ofthe first lens L1;

d1: The thickness on-axis of the first lens L1;

d2: The distance on-axis from the image side surface of the first lensL1 to the object side surface of the second lens L2;

d3: The thickness on-axis of the second lens L2;

d4: The distance on-axis from the image side surface of the second lensL2 to the object side surface of the third lens L3;

d5: The thickness on-axis of the third lens L3;

d6: The distance on-axis from the image side surface of the third lensL3 to the object side surface of the fourth lens L4;

d7: The thickness on-axis of the fourth lens L4;

d8: The distance on-axis from the image side surface of the fourth lensL4 to the object side surface of the fifth lens L5;

d9: The thickness on-axis of the fifth lens L5;

d10: The distance on-axis from the image side surface of the fifth lensL5 to the object side surface of the sixth lens L6;

d11: The thickness on-axis of the sixth lens L6;

d12: The distance on-axis from the image side surface of the sixth lensL6 to the object side surface of the seventh lens L7;

d13: The thickness on-axis of the seventh lens L7;

d14: The distance on-axis from the image side surface of the seventhlens L7 to the object side surface of the optical filter GF;

d15: The thickness on-axis of the optical filter GF;

d16: The distance on-axis from the image side surface of the opticalfilter GF to the image surface;

nd: The refractive power of the d line;

nd1: The refractive power of the d line of the first lens L1;

nd2: The refractive power of the d line of the second lens L2;

nd3: The refractive power of the d line of the third lens L3;

nd4: The refractive power of the d line of the fourth lens L4;

nd5: The refractive power of the d line of the fifth lens L5;

nd6: The refractive power of the d line of the sixth lens L6;

nd7: The refractive power of the d line of the seventh lens L7;

ndg: The refractive power of the d line of the optical filter GF;

vd: The abbe number;

v1: The abbe number of the first lens L1;

v2: The abbe number of the second lens L2;

v3: The abbe number of the third lens L3;

v4: The abbe number of the fourth lens L4;

v5: The abbe number of the fifth lens L5;

v6: The abbe number of the sixth lens L6;

v7: The abbe number of the seventh lens L7;

vg: The abbe number of the optical filter GF.

Table 2 shows the aspherical surface data of the camera optical lens 10in the embodiment 1 of the present invention.

TABLE 2 Conic Index Aspherical Surface Index k A4 A6 A8 A10 A12 A14 A16R1 −0.1017 8.4043E−03 9.0830E−03 7.2344E−03 5.6908E−03 1.1111E−032.6701E−03 8.6768E−04 R2 −314.3468 −2.8102E−02 4.0050E−02 −1.0861E−02−7.4174E−03 1.9368E−03 2.7403E−03 7.9513E−04 R3 −45.7790 −2.6334E−022.0871E−02 9.4202E−03 −1.6146E−02 1.3030E−03 9.6649E−03 2.7616E−03 R4−7.6885 1.4200E−03 9.9194E−03 6.4829E−03 9.6994E−03 7.0544E−042.0193E−03 1.6645E−03 R5 9.7298 1.7265E−04 −5.5171E−02 −1.4423E−022.0529E−02 5.5561E−03 −2.2130E−02 1.4006E−02 R6 15.8643 8.7638E−04−3.1533E−02 7.3872E−03 2.7438E−04 1.7684E+01 7.7683E−04 3.0984E+01 R7−250.2649 −4.5727E−02 9.6101E−03 2.1141E−03 8.4243E−04 2.9324E−042.4633E−04 9.0624E+01 R8 −370.0000 −7.8929E−02 −1.3269E−02 2.8950E−031.3490E−03 5.1211E+01 7.3865E+01 3.6943E+01 R9 −0.0368 −5.1889E−02−3.6845E−02 −3.6105E−03 7.0649E−03 2.0830E−03 3.4515E−04 1.6766E−04 R10−2.4938 −5.1037E−02 1.7026E−04 1.3895E−03 8.5156E−04 4.6423E−042.1690E+01 1.2613E+01 R11 −370.0000 −3.0742E−02 6.3215E−03 7.8177E−041.2907E−03 1.3047E−04 4.6306E+01 3.7839E−01 R12 5.1276 2.9102E−046.4274E−03 1.2002E−04 8.0766E+01 4.7800E+00 1.4001E−01 4.0229E−01 R133.6626 −1.2004E−02 3.1090E−03 2.8393E+00 7.6073E+01 3.2543E−022.9194E−02 5.3976E−04 R14 −8.6334 −3.1707E−02 5.2422E−03 5.9240E−044.6538E+01 6.3498E−01 4.3561E−03 7.1529E−10

Among them, K is a conic index, A4, A6, A8, A10, A12, A14, A16 areaspheric surface indexes.

IH: Image heighty=(x ² /R)/[1+{1−(k+1)(x ² /R ²)}^(1/2)]+A4x ⁴ +A6x ⁶ +A8x ⁸ +A10x ¹⁰+A12x ¹² +A14x ¹⁴ +A16x ¹⁶  (1)

For convenience, the aspheric surface of each lens surface uses theaspheric surfaces shown in the above condition (1). However, the presentinvention is not limited to the aspherical polynomials form shown in thecondition (1).

Table 3 and table 4 show the inflexion points and the arrest pointdesign data of the camera optical lens 10 lens in embodiment 1 of thepresent invention. In which, R1 and R2 represent respectively the objectside surface and image side surface of the first lens L1, R3 and R4represent respectively the object side surface and image side surface ofthe second lens L2, R5 and R6 represent respectively the object sidesurface and image side surface of the third lens L3, R7 and R8 representrespectively the object side surface and image side surface of thefourth lens L4, R9 and R10 represent respectively the object sidesurface and image side surface of the fifth lens L5, R11 and R12represent respectively the object side surface and image side surface ofthe sixth lens L6, R13 and R14 represent respectively the object sidesurface and image side surface of the seventh lens L7. The data in thecolumn named “inflexion point position” are the vertical distances fromthe inflexion points arranged on each lens surface to the optic axis ofthe camera optical lens 10. The data in the column named “arrest pointposition” are the vertical distances from the arrest points arranged oneach lens surface to the optic axis of the camera optical lens 10.

TABLE 3 Inflexion point Inflexion point Inflexion point number position1 position 2 R1 R2 R3 R4 R5 R6 R7 1 0.365 R8 1 1.325 R9 1 1.265 R10 11.345 R11 1 1.865 R12 2 0.855 2.155 R13 2 1.685 2.655 R14 1 0.745

TABLE 4 Arrest point Arrest point Arrest point number position 1position 2 R1 R2 R3 R4 R5 R6 R7 1 0.665 R8 R9 R10 R11 R12 1 1.285 R13R14 1 1.685

FIG. 2 and FIG. 3 show the longitudinal aberration and lateral colorschematic diagrams after light with a wavelength of 436 nm

486 nm

546 nm

588 nm and 656 nm passes the camera optical lens 10 in the firstembodiment. FIG. 4 shows the field curvature and distortion schematicdiagrams after light with a wavelength of 546 nm passes the cameraoptical lens 10 in the first embodiment, the field curvature S in FIG. 4is a field curvature in the sagittal direction, T is a field curvaturein the meridian direction.

The following Table 13 shows the various values of the embodiments 1, 2,3 and the values corresponding with the parameters which are alreadyspecified in the conditions.

As shown in Table 13, the first embodiment satisfies the variousconditions.

In this embodiment, the pupil entering diameter of the camera opticallens is 2.335 mm, the full vision field image height is 3.500 mm, thevision field angle in the diagonal direction is 79.88°, it haswide-angle and is ultra-thin, its on-axis and off-axis chromaticaberrations are fully corrected, and it has excellent opticalcharacteristics.

Embodiment 2

Embodiment 2 is basically the same as embodiment 1, the meaning of itssymbols is the same as that of embodiment 1, in the following, only thedifferences are described.

Table 5 and table 6 show the design data of the camera optical lens 20in embodiment 2 of the present invention.

TABLE 5 R d nd νd S1 ∞  d0 = −0.354 R1 1.999  d1 = 0.593 nd1 1.5441 ν 156.12 R2 6.159  d2 = 0.041 R3 3.591  d3 = 0.322 nd2 1.8902 ν 2 21.84 R42.927  d4 = 0.502 R5 −4.858  d5 = 0.211 nd3 1.7427 ν 3 23.96 R6 −8.582 d6 = 0.031 R7 5.956  d7 = 0.529 nd4 1.5441 ν 4 56.12 R8 40.395  d8 =0.349 R9 −5.882  d9 = 0.762 nd5 1.5352 ν 5 56.12 R10 −1.258 d10 = 0.031R11 48.543 d11 = 0.395 nd6 1.5855 ν 6 29.91 R12 6.466 d12 = 0.491 R13−16.517 d13 = 0.346 nd7 1.5352 ν 7 56.12 R14 1.835 d14 = 0.500 R15 ∞ d15= 0.210 ndg 1.5168 ν g 64.17 R16 ∞ d16 = 0.267

Table 6 shows the aspherical surface data of each lens of the cameraoptical lens 20 in embodiment 2 of the present invention.

TABLE 6 Conic Index Aspherical Surface Index k A4 A6 A8 A10 A12 A14 A16R1 −0.0808 9.6018E−03 8.7118E−03 −7.1936E−03 6.7098E−03 8.9633E−04−3.3065E−03 1.3219E−03 R2 −246.2933 −4.0742E−02 5.3260E−02 −1.2375E−02−1.1658E−02 2.2235E−03 4.7801E−03 −1.2539E−03 R3 −45.1227 −2.2368E−021.6258E−02 9.1665E−03 −1.5313E−02 1.4712E−03 9.0092E−03 2.4777E−03 R4−7.1353 5.4319E−03 5.7183E−03 5.8423E−03 8.7847E−03 5.0192E−042.7594E−03 2.3494E−04 R5 8.0977 2.7442E−02 −8.7237E−02 6.5676E−032.4925E−02 −1.0133E−02 −2.7706E−02 1.5962E−02 R6 26.4834 8.2492E−03−3.2561E−02 5.1132E−03 5.3554E−04 1.6100E−04 1.0969E−03 2.9649E−04 R7−110.1045 −6.4789E−02 9.7375E−03 3.1610E−03 1.3816E−03 1.7750E−043.0955E−04 1.4011E−04 R8 −223.6405 −8.3168E−02 −1.4418E−02 1.5771E−031.3519E−03 1.7872E−04 1.8069E−06 2.5524E−05 R9 −0.4852 −4.9805E−02−3.6754E−02 4.1135E−03 6.8125E−03 2.0462E−03 3.3283E−04 1.5336E−04 R10−2.3652 −4.9790E−02 2.6143E−03 1.5445E−03 1.0235E−03 5.2365E−045.8551E−06 6.2666E−06 R11 −249.9932 −2.9609E−02 6.3950E−03 8.5930E−041.2615E−03 1.4686E−04 5.1803E−06 3.7413E−08 R12 −3.9735 4.3016E−034.9512E−03 1.1848E−04 8.8007E−06 5.0527E−07 5.8869E−08 6.0667E−09 R1313.7900 −2.4283E−02 3.8757E−03 5.9876E−06 8.7103E−08 2.6573E−082.1848E−10 6.7196E−10 R14 −7.6298 −3.1595E−02 4.8554E−03 5.4871E−046.7163E−06 6.4093E−08 1.7001E−08 8.1162E−10

Table 7 and table 8 show the inflexion points and the arrest pointdesign data of the camera optical lens 20 lens in embodiment 2 of thepresent invention.

TABLE 7 Inflexion point Inflexion point Inflexion point number position1 position 2 R1 R2 R3 R4 R5 R6 R7 1 0.375 R8 2 0.165 1.355 R9 1 1.275R10 1 1.345 R11 2 0.245 1.885 R12 2 0.925 2.195 R13 2 1.765 2.725 R14 10.765

TABLE 8 Arrest point Arrest point Arrest point number position 1position 2 R1 R2 R3 R4 R5 R6 R7 1 0.695 R8 1 0.265 R9 R10 R11 1 0.425R12 1 1.445 R13 R14 1 1.715

FIG. 6 and FIG. 7 show respectively the longitudinal aberration andlateral color schematic diagrams after light with a wavelength of 436 nm

486 nm

546 nm

588 nm and 656 nm passes the camera optical lens 20 in the secondembodiment. FIG. 8 shows the field curvature and distortion schematicdiagrams after light with a wavelength of 546 nm passes the cameraoptical lens 20 in the second embodiment.

As shown in Table 13, the second embodiment satisfies the variousconditions.

In this embodiment, the pupil entering diameter of the camera opticallens is 2.319 mm, the full vision field image height is 3.500 mm, thevision field angle in the diagonal direction is 79.96°, it haswide-angle and is ultra-thin, its on-axis and off-axis chromaticaberrations are fully corrected, and it has excellent opticalcharacteristics.

Embodiment 3

Embodiment 3 is basically the same as embodiment 1, the meaning of itssymbols is the same as that of embodiment 1, in the following, only thedifferences are described.

Table 9 and table 10 show the design data of the camera optical lens 30in embodiment 3 of the present invention.

TABLE 9 R d nd νd S1 ∞  d0 = −0.339 R1 2.035  d1 = 0.578 nd1 1.5441 ν 156.12 R2 5.067  d2 = 0.038 R3 3.343  d3 = 0.329 nd2 1.9524 v 2 21.81 R42.949  d4 = 0.543 R5 −6.024  d5 = 0.211 nd3 1.8019 v 3 23.95 R6 −10.685 d6 = 0.031 R7 5.960  d7 = 0.514 nd4 1.5441 v 4 56.12 R8 13.341  d8 =0.295 R9 −6.839  d9 = 0.799 nd5 1.5352 v 5 56.12 R10 −1.226 d10 = 0.031R11 8.314 d11 = 0.422 nd6 1.5855 v 6 29.91 R12 2.953 d12 = 0.562 R13−43.360 d13 = 0.306 nd7 1.5352 v 7 56.12 R14 2.041 d14 = 0.500 R15 00d15 = 0.210 ndg 1.5168 v g 64.17 R16 00 d16 = 0.243

Table 10 shows the aspherical surface data of each lens of the cameraoptical lens 30 in embodiment 3 of the present invention.

TABLE 10 Conic Index Aspherical Surface Index k A4 A6 A8 A10 A12 A14 A16R1 −0.1045 8.8590E−03 9.1266E−03 7.9951E−03 7.1870E−03 9.1662E−043.5958E−03 1.4787E−03 R2 −182.5692 −5.3119E−02 6.3633E−02 −1.4024E−02−1.4228E−02 3.0189E−03 5.6668E−03 1.7161E−03 R3 −42.5039 −1.9820E−021.3662E−02 9.9707E−03 −1.5447E−02 1.6981E−03 9.1620E−03 −2.8004E−03 R4−6.9097 4.8405E−03 4.9985E−03 3.8760E−03 7.8661E−03 3.7378E−042.2765E−03 1.4072E+01 R5 8.5771 2.7969E−02 −9.5855E−02 3.0190E−032.4550E−02 −1.1401E−02 −2.8140E−02 1.7158E−02 R6 33.5082 4.8051E−03−3.8848E−02 3.5594E−03 8.0569E−04 1.5805E−04 1.2417E−03 3.7104E−04 R7−129.7811 −7.1576E−02 1.4899E−02 3.1527E−03 9.6137E−04 3.3076E−044.0106E−04 1.4693E−04 R8 −223.8708 −8.4252E−02 −1.3064E−02 1.8840E−041.4376E−03 4.3512E−04 1.2170E−04 5.0794E+01 R9 −16.8662 −4.5565E−02−3.5420E−02 −4.5201E−03 6.6558E−03 2.0047E−03 3.4357E−04 1.5466E−04 R10−2.6415 −5.1187E−02 1.6219E−03 1.1154E−03 1.0726E−03 5.3602E−048.9773E+01 3.7092E+01 R11 0.0000 −5.3716E−02 1.0870E−02 7.0429E−041.2437E−03 1.5610E−04 4.1076E+01 7.3916E−01 R12 −17.5794 5.1256E−033.6724E−03 1.4726E−04 8.4606E+01 1.5734E−01 2.9603E−01 4.1081E−02 R1351.2234 −3.0126E−02 4.4770E−03 9.1433E+01 2.5287E−06 1.5246E−011.1206E−02 4.7118E−03 R14 −7.5427 −3.2075E−02 4.5211E−03 4.7953E−043.5947E+00 8.7474E−02 2.8701E−02 8.9358E−04

Table 11 and table 12 show the inflexion points and the arrest pointdesign data of the camera optical lens 30 lens in embodiment 3 of thepresent invention.

TABLE 11 Inflexion point Inflexion point Inflexion point number position1 position 2 R1 R2 R3 R4 R5 R6 R7 1 0.355 R8 1 0.255 R9 1 1.275 R10 11.325 R11 2 0.465 1.925 R12 2 0.845 2.255 R13 2 1.765 2.675 R14 1 0.775

TABLE 12 Arrest point Arrest point Arrest point number position 1position 2 R1 R2 R3 R4 R5 R6 R7 1 0.655 R8 1 0.435 R9 R10 R11 1 0.825R12 1 1.535 R13 R14 1 1.665

FIG. 10 and FIG. 11 show respectively the longitudinal aberration andlateral color schematic diagrams after light with a wavelength of 470 nm

510 nm

555 nm

610 nm and 650 nm passes the camera optical lens 30 in the thirdembodiment. FIG. 12 shows the field curvature and distortion schematicdiagrams after light with a wavelength of 555 nm passes the cameraoptical lens 30 in the third embodiment.

The following Table 13 shows the values corresponding with theconditions in this embodiment according to the above conditions.Obviously, the camera optical system in this embodiment satisfies theabove conditions.

In this embodiment, the pupil entering diameter of the camera opticallens is 2.307 mm, the full vision field image height is 3.480 mm, thevision field angle in the diagonal direction is 79.89°, it haswide-angle and is ultra-thin, its on-axis and off-axis chromaticaberrations are fully corrected, and it has excellent opticalcharacteristics.

TABLE 13 Embodi− Embodi− Embodi− Parameter or condition ment 1 ment 2ment 3 f 4.156 4.127 4.107 f1 4.786 5.158 5.830 f2 −18.737 −22.856−44.045 f3 −29.931 −15.296 −17.403 f4 17.607 12.716 19.241 f5 2.8742.815 2.647 f6 −15.003 −12.684 −7.995 f7 −2.797 −3.052 −3.618 f3/f4−1.700 −1.203 −0.904 (R1 + R2)/(R1 − R2) −1.789 −1.961 −2.342 (R3 +R4)/(R3 − R4) 7.506 9.821 15.977 (R5 + R6)/(R5 − R6) −8.118 −3.609−3.584 (R7 + R8)/(R7 − R8) −0.867 −1.346 −2.615 (R9 + R10)/(R9 − R10)1.542 1.544 1.437 (R11 + R12)/(R11 − R12) 0.598 1.307 2.102 (R13 +R14)/(R13 − R14) 0.557 0.800 0.910 f1/f 1.151 1.250 1.419 f2/f −4.508−5.538 −10.724 f3/f −7.201 −3.706 −4.237 f4/f 4.236 3.081 4.685 f5/f0.691 0.682 0.644 f6/f −3.610 −3.073 −1.947 f7/f −0.673 −0.740 −0.881 d10.584 0.593 0.578 d3 0.308 0.322 0.329 d5 0.212 0.211 0.211 d7 0.5200.529 0.514 d9 0.817 0.762 0.799 d11 0.363 0.395 0.422 d13 0.367 0.3460.306 Fno 1.780 1.780 1.780 TTL 5.540 5.104 5.159 d7/TTL 0.094 0.1040.100 n1 1.5441 1.5441 1.5441 n2 1.7127 1.8902 1.9524 n3 1.8069 1.74271.8019 n4 1.5441 1.5441 1.5441 n5 1.5352 1.5352 1.5352 n6 1.5855 1.58551.5855 n7 1.5352 1.5352 1.5352

Persons of ordinary skill in the related art can understand that, theabove embodiments are specific examples for implementation of thepresent disclosure, and during actual application, various changes maybe made to the forms and details of the examples without departing fromthe spirit and scope of the present disclosure.

What is claimed is:
 1. A camera optical lens comprising, from an objectside to an image side in sequence: a first lens, a second lens, a thirdlens, a fourth lens, a fifth lens, a sixth lens and a seventh lens;wherein the first lens is made of plastic material, the second lens ismade of glass material, the third lens is made of glass material, thefourth lens is made of plastic material, the fifth lens is made ofplastic material, the sixth lens is made of plastic material, and theseventh lens is made of plastic material; wherein the camera opticallens further satisfies the following conditions: 1≤f1/f≤1.5; 1.7≤n2≤2.2;−1≤f3/f4≤2; 0.5≤(R13+R14)/R13−R14)≤10; and, 1.7≤n3≤2.2; where f: thefocal length of the camera optical lens; f1: the focal length of thefirst lens; f3: the focal length of the third lens; f4: the focal lengthof the fourth lens; n2: the refractive power of the second lens; n3: therefractive power of the third lens; R13: the curvature radius of objectside surface of the seventh lens; R14: the curvature radius of imageside surface of the seventh lens.
 2. The camera optical lens accordingto claim 1 further satisfying the following conditions:1.08≤f1/f≤1.46;1.71≤n2≤2.08;−1.85≤f3/f4≤0.55;0.53≤(R13+R14)/(R13−R14)≤5.46; and,1.72≤n3≤2.0.
 3. The camera optical lens according to claim 1, whereinthe first lens has a positive refractive power with a convex object sidesurface and a concave image side surface relative to the proximal axis;the camera optical lens further satisfies the following conditions:−4.68≤(R1+R2)/(R1−R2)≤−1.19; and,0.29≤d1≤0.89; where R1: the curvature radius of object side surface ofthe first lens; R2: the curvature radius of image side surface of thefirst lens; d1: the thickness on-axis of the first lens.
 4. The cameraoptical lens according to claim 3 further satisfying the followingconditions:−2.93≤(R1+R2)/(R1−R2)≤−1.49; and,0.46≤d1≤0.71.
 5. The camera optical lens according to claim 1, whereinthe second lens has a negative refractive power with a convex objectside surface and a concave image side surface relative to the proximalaxis; the camera optical lens further satisfies the followingconditions:−21.45≤f2/f≤−3.01;3.75≤(R3+R4)/(R3−R4)≤23.97; and,0.15≤d3≤0.49; where f: the focal length of the camera optical lens; f2:the focal length of the second lens; R3: the curvature radius of theobject side surface of the second lens; R4: the curvature radius of theimage side surface of the second lens; d3: the thickness on-axis of thesecond lens.
 6. The camera optical lens according to claim 5 furthersatisfying the following conditions:−13.41≤f2/f≤−3.76;6.0≤(R3+R4)/(R3−R4)≤19.17; and,0.25≤d3≤0.39.
 7. The camera optical lens according to claim 1, whereinthe third lens has a negative refractive power with a concave objectside surface and a convex image side surface relative to the proximalaxis; wherein the camera optical lens further satisfies the followingconditions:−14.40≤f3/f≤−2.47;−16.24≤(R5+R6)/(R5−R6)≤−2.39; and,0.11≤d5≤0.32; where f: the focal length of the camera optical lens; f3:the focal length of the third lens; R5: the curvature radius of theobject side surface of the third lens; R6: the curvature radius of theimage side surface of the third lens; d5: the thickness on-axis of thethird lens.
 8. The camera optical lens according to claim 7 furthersatisfying the following conditions:−9.01≤f3/f≤−3.09;−10.15≤(R5+R6)/(R5−R6)≤−2.99; and,0.17≤d5≤0.25.
 9. The camera optical lens according to claim 1, whereinthe fourth lens has a positive refractive power with a convex objectside surface relative to the proximal axis; the camera optical lensfurther satisfies the following conditions:1.54≤f4/f≤7.03;−5.23≤(R7+R8)/(R7−R8)≤−0.58; and,0.26≤d7≤0.79; where f: the focal length of the camera optical lens; f4:the focal length of the fourth lens; R7: the curvature radius of theobject side surface of the fourth lens; R8: the curvature radius of theimage side surface of the fourth lens; d7: the thickness on-axis of thefourth lens.
 10. The camera optical lens according to claim 9 furthersatisfying the following conditions:2.46≤f4/f≤5.62;−3.27≤(R7+R8)/(R7−R8)≤−0.72; and,0.41≤d7≤0.63.
 11. The camera optical lens according to claim 1, whereinthe fifth lens has a positive refractive power with a concave objectside surface and a convex image side surface relative to the proximalaxis; the camera optical lens further satisfies the followingconditions:0.32≤f5/f≤1.04;0.72≤(R9+R10)/(R9−R10)≤2.32; and,0.38≤d9≤1.23; where f: the focal length of the camera optical lens; f5:the focal length of the fifth lens; R9: the curvature radius of theobject side surface of the fifth lens; R10: the curvature radius of theimage side surface of the fifth lens; d9: the thickness on-axis of thefifth lens.
 12. The camera optical lens according to claim 11 furthersatisfying the following conditions:0.52≤f5/f≤0.83;1.15≤(R9+R10)/(R9−R10)≤1.85; and,0.61≤d9≤0.98.
 13. The camera optical lens according to claim 1, whereinthe sixth lens has a negative refractive power with a concave image sidesurface relative to the proximal axis; the camera optical lens furthersatisfies the following conditions:−7.22≤f6/f≤−1.30;0.30≤(R11+R12)/(R11−R12)≤3.15; and,0.18≤d11≤0.63; where f: the focal length of the camera optical lens; f6:the focal length of the sixth lens; R11: the curvature radius of theobject side surface of the sixth lens; R12: the curvature radius of theimage side surface of the sixth lens; d11: the thickness on-axis of thesixth lens.
 14. The camera optical lens according to claim 13 furthersatisfying the following conditions:−4.51≤f6/f≤−1.62;0.48≤(R11+R12)/(R11−R12)≤2.52; and,0.29≤d11≤0.51.
 15. The camera optical lens according to claim 1, whereinthe seventh lens has a negative refractive power with a concave objectside surface and a concave image side surface relative to the proximalaxis; the camera optical lens further satisfies the followingconditions:−1.76≤f7/f≤−0.45; and,0.15≤d13≤0.55; where f: the focal length of the camera optical lens; f7:the focal length of the seventh lens; d13: the thickness on-axis of theseventh lens.
 16. The camera optical lens according to claim 15 furthersatisfying the following conditions:−1.10≤f7/f≤−0.56; and,0.24≤d13≤0.44.
 17. The camera optical lens according to claim 1, whereinthe total optical length TTL of the camera optical lens is less than orequal to 6.09 mm.
 18. The camera optical lens according to claim 17,wherein the total optical length TTL of the camera optical lens is lessthan or equal to 5.82 mm.
 19. The camera optical lens according to claim1, wherein the aperture F number of the camera optical lens is less thanor equal to 1.83.
 20. The camera optical lens according to claim 19,wherein the aperture F number of the camera optical lens is less than orequal to 1.80.